Home / 11,526.50-17,268.80-8,009.08

Finding the Fourth Proportional to 11,526.50, 17,268.80 and 8,009.08

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Solution

The fourth proportional to 11,526.50, 17,268.80 and 8,009.08 is: 11,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.50 : 17,268.80 = 8,009.08 : x
  2. Step 2: Convert to fraction form
    11,526.50/17,268.80 = 8,009.08/x
  3. Step 3: Cross multiply
    11,526.50x = 17,268.80 × 8,009.08
  4. Step 4: Simplify right side
    11,526.50x = 138,307,117.49
  5. Step 5: Solve for x
    x = 138,307,117.49/11,526.50
  6. Step 6: Final answer
    x = 11,999.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.